Compositions comprising Sorel cements and oil based fluids
US7893011B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 11, 2007 |
| Grant date | Feb 22, 2011 |
| Priority date | — |
| Expiry date | Nov 5, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B28/32
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A wellbore servicing composition comprising a metal oxide, a soluble salt, a surfactant and an oleaginous fluid. A wellbore servicing composition comprising magnesium oxide, a chloride or phosphate salt, an organophilic surfactant and an oleaginous fluid. A wellbore servicing composition comprising magnesium oxide, magnesium chloride, an organophilic surfactant, water and an oleaginous fluid wherein the organophilic surfactant is present in an amount of from about 0.25% to about 5% base on the combined weight of the magnesium oxide and magnesium chloride, and the oleaginous fluid is present ratio of from about 95:5 cement:oleaginous fluid to about 50:50 cement:oleaginous fluid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.